diff --git a/drivers/media/video/cx23885/cx23885-417.c b/drivers/media/video/cx23885/cx23885-417.c
index 9e57c33b5496f54cde12adbf847eafda4462448c..6f5df90af93ef2a89f2c4bc48bf0c64640b89dea 100644
--- a/drivers/media/video/cx23885/cx23885-417.c
+++ b/drivers/media/video/cx23885/cx23885-417.c
@@ -1251,8 +1251,7 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 	if (0 != t->index)
 		return -EINVAL;
 	strcpy(t->name, "Television");
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_G_TUNER, t);
-	cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_G_TUNER, t);
+	call_all(dev, tuner, g_tuner, t);
 
 	dprintk(1, "VIDIOC_G_TUNER: tuner type %d\n", t->type);
 
@@ -1269,7 +1268,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
 		return -EINVAL;
 
 	/* Update the A/V core */
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_S_TUNER, t);
+	call_all(dev, tuner, s_tuner, t);
 
 	return 0;
 }
@@ -1285,8 +1284,7 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 	f->type = V4L2_TUNER_ANALOG_TV;
 	f->frequency = dev->freq;
 
-	/* Assumption that tuner is always on bus 1 */
-	cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_G_FREQUENCY, f);
+	call_all(dev, tuner, g_frequency, f);
 
 	return 0;
 }
@@ -1313,8 +1311,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
 		return -EINVAL;
 	dev->freq = f->frequency;
 
-	/* Assumption that tuner is always on bus 1 */
-	cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_S_FREQUENCY, f);
+	call_all(dev, tuner, s_frequency, f);
 
 	cx23885_initialize_codec(dev);
 
@@ -1328,7 +1325,7 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	struct cx23885_dev *dev = fh->dev;
 
 	/* Update the A/V core */
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_S_CTRL, ctl);
+	call_all(dev, core, s_ctrl, ctl);
 	return 0;
 }
 
@@ -1524,12 +1521,7 @@ static int vidioc_log_status(struct file *file, void *priv)
 	printk(KERN_INFO
 		"%s/2: ============  START LOG STATUS  ============\n",
 	       dev->name);
-	cx23885_call_i2c_clients(&dev->i2c_bus[0], VIDIOC_LOG_STATUS,
-		NULL);
-	cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_LOG_STATUS,
-		NULL);
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_LOG_STATUS,
-		NULL);
+	call_all(dev, core, log_status);
 	cx2341x_log_status(&dev->mpeg_params, name);
 	printk(KERN_INFO
 		"%s/2: =============  END LOG STATUS  =============\n",
diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c
index 08cd793cd151522f463e92ffa843f2b4858b8d9b..5e4b7e790d9498f6235bd612696c38d4cb975669 100644
--- a/drivers/media/video/cx23885/cx23885-cards.c
+++ b/drivers/media/video/cx23885/cx23885-cards.c
@@ -739,7 +739,9 @@ void cx23885_card_setup(struct cx23885_dev *dev)
 	case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
 	case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
 	case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
-		request_module("cx25840");
+		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->i2c_bus[2].i2c_adap,
+				"cx25840", "cx25840", 0x88 >> 1);
+		v4l2_subdev_call(dev->sd_cx25840, core, init, 0);
 		break;
 	}
 
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c
index 548279225d736d079aa8499c66a22f9591982b32..dc7fff22cfdd5a0218547faf50036e0d1383915f 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -875,7 +875,7 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
 	cx23885_i2c_register(&dev->i2c_bus[1]);
 	cx23885_i2c_register(&dev->i2c_bus[2]);
 	cx23885_card_setup(dev);
-	cx23885_call_i2c_clients(&dev->i2c_bus[0], TUNER_SET_STANDBY, NULL);
+	call_all(dev, core, s_standby, 0);
 	cx23885_ir_init(dev);
 
 	if (cx23885_boards[dev->board].porta == CX23885_ANALOG_VIDEO) {
diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c
index 8d731fffad586fb6dff5b7b0f6bbe786ea221f1f..d43c7439676781fb35508d78ac05a3c76156dbf6 100644
--- a/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/drivers/media/video/cx23885/cx23885-dvb.c
@@ -673,7 +673,7 @@ static int dvb_register(struct cx23885_tsport *port)
 	fe0->dvb.frontend->callback = cx23885_tuner_callback;
 
 	/* Put the analog decoder in standby to keep it quiet */
-	cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
+	call_all(dev, core, s_standby, 0);
 
 	if (fe0->dvb.frontend->ops.analog_ops.standby)
 		fe0->dvb.frontend->ops.analog_ops.standby(fe0->dvb.frontend);
diff --git a/drivers/media/video/cx23885/cx23885-i2c.c b/drivers/media/video/cx23885/cx23885-i2c.c
index 969b7ebbc82720ce83476d8de94b02188b5a8cdc..3421bd12056a95ee58a4604ca380354f4ccb444c 100644
--- a/drivers/media/video/cx23885/cx23885-i2c.c
+++ b/drivers/media/video/cx23885/cx23885-i2c.c
@@ -268,65 +268,6 @@ static int i2c_xfer(struct i2c_adapter *i2c_adap,
 	return retval;
 }
 
-static int attach_inform(struct i2c_client *client)
-{
-	struct v4l2_device *v4l2_dev = i2c_get_adapdata(client->adapter);
-	struct cx23885_dev *dev = to_cx23885(v4l2_dev);
-	struct tuner_setup tun_setup;
-
-	dprintk(1, "%s i2c attach [addr=0x%x,client=%s]\n",
-		client->driver->driver.name, client->addr, client->name);
-
-	if (!client->driver->command)
-		return 0;
-
-	if (dev->tuner_type != UNSET) {
-
-		dprintk(1, "%s  (tuner) i2c attach [addr=0x%x,client=%s]\n",
-			client->driver->driver.name, client->addr,
-			client->name);
-
-		if ((dev->tuner_addr == ADDR_UNSET) ||
-			(dev->tuner_addr == client->addr)) {
-
-			dprintk(1, "%s (tuner || addr UNSET)\n",
-				client->driver->driver.name);
-
-			dprintk(1, "%s i2c attach [addr=0x%x,client=%s]\n",
-				client->driver->driver.name,
-				client->addr, client->name);
-
-			tun_setup.mode_mask = T_ANALOG_TV;
-			tun_setup.type = dev->tuner_type;
-			tun_setup.addr = dev->tuner_addr;
-
-			client->driver->command(client, TUNER_SET_TYPE_ADDR,
-				&tun_setup);
-		}
-	}
-
-	return 0;
-}
-
-static int detach_inform(struct i2c_client *client)
-{
-	struct v4l2_device *v4l2_dev = i2c_get_adapdata(client->adapter);
-	struct cx23885_dev *dev = to_cx23885(v4l2_dev);
-
-	dprintk(1, "i2c detach [client=%s]\n", client->name);
-
-	return 0;
-}
-
-void cx23885_call_i2c_clients(struct cx23885_i2c *bus,
-			      unsigned int cmd, void *arg)
-{
-	if (bus->i2c_rc != 0)
-		return;
-
-	i2c_clients_command(&bus->i2c_adap, cmd, arg);
-}
-
 static u32 cx23885_functionality(struct i2c_adapter *adap)
 {
 	return I2C_FUNC_SMBUS_EMUL | I2C_FUNC_I2C;
@@ -344,9 +285,6 @@ static struct i2c_adapter cx23885_i2c_adap_template = {
 	.owner             = THIS_MODULE,
 	.id                = I2C_HW_B_CX23885,
 	.algo              = &cx23885_i2c_algo_template,
-	.class             = I2C_CLASS_TV_ANALOG,
-	.client_register   = attach_inform,
-	.client_unregister = detach_inform,
 };
 
 static struct i2c_client cx23885_i2c_client_template = {
@@ -410,8 +348,11 @@ int cx23885_i2c_register(struct cx23885_i2c *bus)
 
 	if (0 == bus->i2c_rc) {
 		dprintk(1, "%s: i2c bus %d registered\n", dev->name, bus->nr);
-		if (i2c_scan)
+		if (i2c_scan) {
+			printk(KERN_INFO "%s: scan bus %d:\n",
+					dev->name, bus->nr);
 			do_i2c_scan(dev->name, &bus->i2c_client);
+		}
 	} else
 		printk(KERN_WARNING "%s: i2c bus %d register FAILED\n",
 			dev->name, bus->nr);
diff --git a/drivers/media/video/cx23885/cx23885-video.c b/drivers/media/video/cx23885/cx23885-video.c
index 1596f4ff3dfee24b2b6e231506c0db1423cdad69..f0ac62c5dc83f398ee9b310fc8bff3069226ce1f 100644
--- a/drivers/media/video/cx23885/cx23885-video.c
+++ b/drivers/media/video/cx23885/cx23885-video.c
@@ -299,11 +299,7 @@ static int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
 
 	dev->tvnorm = norm;
 
-	/* Tell the analog tuner/demods */
-	cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_S_STD, &norm);
-
-	/* Tell the internal A/V decoder */
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_S_STD, &norm);
+	call_all(dev, tuner, s_std, norm);
 
 	return 0;
 }
@@ -410,8 +406,7 @@ static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
 	route.input = INPUT(input)->vmux;
 
 	/* Tell the internal A/V decoder */
-	cx23885_call_i2c_clients(&dev->i2c_bus[2],
-		VIDIOC_INT_S_VIDEO_ROUTING, &route);
+	v4l2_subdev_call(dev->sd_cx25840, video, s_routing, &route);
 
 	return 0;
 }
@@ -887,7 +882,7 @@ static int cx23885_get_control(struct cx23885_dev *dev,
 	struct v4l2_control *ctl)
 {
 	dprintk(1, "%s() calling cx25840(VIDIOC_G_CTRL)\n", __func__);
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_G_CTRL, ctl);
+	call_all(dev, core, g_ctrl, ctl);
 	return 0;
 }
 
@@ -1001,7 +996,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 	fh->vidq.field = f->fmt.pix.field;
 	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__,
 		fh->width, fh->height, fh->vidq.field);
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_S_FMT, f);
+	call_all(dev, video, s_fmt, f);
 	return 0;
 }
 
@@ -1281,7 +1276,7 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 	f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
 	f->frequency = dev->freq;
 
-	cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_G_FREQUENCY, f);
+	call_all(dev, tuner, g_frequency, f);
 
 	return 0;
 }
@@ -1296,7 +1291,7 @@ static int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f)
 	mutex_lock(&dev->lock);
 	dev->freq = f->frequency;
 
-	cx23885_call_i2c_clients(&dev->i2c_bus[1], VIDIOC_S_FREQUENCY, f);
+	call_all(dev, tuner, s_frequency, f);
 
 	/* When changing channels it is required to reset TVAUDIO */
 	msleep(10);
@@ -1330,7 +1325,7 @@ static int vidioc_g_register(struct file *file, void *fh,
 	if (!v4l2_chip_match_host(&reg->match))
 		return -EINVAL;
 
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_DBG_G_REGISTER, reg);
+	call_all(dev, core, g_register, reg);
 
 	return 0;
 }
@@ -1343,7 +1338,7 @@ static int vidioc_s_register(struct file *file, void *fh,
 	if (!v4l2_chip_match_host(&reg->match))
 		return -EINVAL;
 
-	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_DBG_S_REGISTER, reg);
+	call_all(dev, core, s_register, reg);
 
 	return 0;
 }
@@ -1524,6 +1519,26 @@ int cx23885_video_register(struct cx23885_dev *dev)
 	/* Don't enable VBI yet */
 	cx_set(PCI_INT_MSK, 1);
 
+	if (TUNER_ABSENT != dev->tuner_type) {
+		struct v4l2_subdev *sd = NULL;
+
+		if (dev->tuner_addr)
+			sd = v4l2_i2c_new_subdev(&dev->i2c_bus[1].i2c_adap,
+				"tuner", "tuner", dev->tuner_addr);
+		else
+			sd = v4l2_i2c_new_probed_subdev(&dev->i2c_bus[1].i2c_adap,
+				"tuner", "tuner", v4l2_i2c_tuner_addrs(ADDRS_TV));
+		if (sd) {
+			struct tuner_setup tun_setup;
+
+			tun_setup.mode_mask = T_ANALOG_TV;
+			tun_setup.type = dev->tuner_type;
+			tun_setup.addr = v4l2_i2c_subdev_addr(sd);
+
+			v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup);
+		}
+	}
+
 
 	/* register v4l devices */
 	dev->video_dev = cx23885_vdev_init(dev, dev->pci,
diff --git a/drivers/media/video/cx23885/cx23885.h b/drivers/media/video/cx23885/cx23885.h
index ba57643f11983df6e05e9b65e88eea1828d2c186..02d980a29962381474a7aea6c34ba2b95792e304 100644
--- a/drivers/media/video/cx23885/cx23885.h
+++ b/drivers/media/video/cx23885/cx23885.h
@@ -323,6 +323,7 @@ struct cx23885_dev {
 	unsigned int               radio_type;
 	unsigned char              radio_addr;
 	unsigned int               has_radio;
+	struct v4l2_subdev 	   *sd_cx25840;
 
 	/* V4l */
 	u32                        freq;
@@ -348,6 +349,9 @@ static inline struct cx23885_dev *to_cx23885(struct v4l2_device *v4l2_dev)
 	return container_of(v4l2_dev, struct cx23885_dev, v4l2_dev);
 }
 
+#define call_all(dev, o, f, args...) \
+	v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
+
 extern struct list_head cx23885_devlist;
 
 #define SRAM_CH01  0 /* Video A */
@@ -464,8 +468,6 @@ extern struct videobuf_queue_ops cx23885_vbi_qops;
 /* cx23885-i2c.c                                                */
 extern int cx23885_i2c_register(struct cx23885_i2c *bus);
 extern int cx23885_i2c_unregister(struct cx23885_i2c *bus);
-extern void cx23885_call_i2c_clients(struct cx23885_i2c *bus, unsigned int cmd,
-				     void *arg);
 extern void cx23885_av_clk(struct cx23885_dev *dev, int enable);
 
 /* ----------------------------------------------------------- */